Appendix A. Connector Pin Assignments
USB Connector
4
3
2
1
Figure 8. USB Connector
Infrared Port Connector
1
5
6
9
Figure 9. Infrared Port Connector
Note: The external interface for the infrared port is a female, 9-pin D-shell connector.
Table 46. 4-Pin Assignments for the USB Connector
Pin
Signal Name
1
VCC
2
-Data
3
+Data
4
Ground
Table 47. 9-Pin Assignments for the Infrared Connector
Pin
Signal Name
Pin
Signal Name
1
IR transmitted data (output)
2
Ground
3
Reserved
4
IR module select 2
5
IR module select 1
6
IR received data (input)
7
Voltage (
+
5 V dc)
8
IR module select 0
9
No connect
Appendix A. Connector Pin Assignments
37
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